[RISCV] Pass FeatureBitset by reference rather than by value. NFCI
authorCraig Topper <craig.topper@sifive.com>
Mon, 5 Jul 2021 05:59:20 +0000 (22:59 -0700)
committerCraig Topper <craig.topper@sifive.com>
Mon, 5 Jul 2021 06:11:40 +0000 (23:11 -0700)
commit21a1bcbd4df8c443ab7c0168784789b5b74a7d5c
tree35e582f034987159245625d67d656bbcc498f694
parentbcaf57cae82500f40f2348f5ee41e57b11152825
[RISCV] Pass FeatureBitset by reference rather than by value. NFCI

FeatureBitset is 4 64-bit values in an array. It's better passed by
reference rather than copying it.

I may be adding FeatureBitset as an argument to another function
and noticed this while working on that.
llvm/lib/Target/RISCV/MCTargetDesc/RISCVBaseInfo.h